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7040075051 = 38318381397
BaseRepresentation
bin1101000111001111…
…10000010100101011
3200011122010212102102
412203213300110223
5103404224400201
63122325124015
7336313436102
oct64347602453
920148125372
107040075051
112a92a36649
12144585960b
138826c79a9
144aadcd039
152b30d326b
hex1a39f052b

7040075051 has 4 divisors (see below), whose sum is σ = 7058456832. Its totient is φ = 7021693272.

The previous prime is 7040075041. The next prime is 7040075093. The reversal of 7040075051 is 1505700407.

7040075051 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1505700407 = 1546197387.

It is a cyclic number.

It is not a de Polignac number, because 7040075051 - 214 = 7040058667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7040075011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9190316 + ... + 9191081.

It is an arithmetic number, because the mean of its divisors is an integer number (1764614208).

Almost surely, 27040075051 is an apocalyptic number.

7040075051 is a deficient number, since it is larger than the sum of its proper divisors (18381781).

7040075051 is a wasteful number, since it uses less digits than its factorization.

7040075051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18381780.

The product of its (nonzero) digits is 4900, while the sum is 29.

The square root of 7040075051 is about 83905.1550919251. The cubic root of 7040075051 is about 1916.5747534231.

Adding to 7040075051 its reverse (1505700407), we get a palindrome (8545775458).

The spelling of 7040075051 in words is "seven billion, forty million, seventy-five thousand, fifty-one".

Divisors: 1 383 18381397 7040075051